Waterweed Plant Care
Elodea bifoliata H.St.John
Updated · Sources · How we source care data
Elodea bifoliata, commonly called twoleaf waterweed, is a species of perennial flowering plant in the waterweed genus, Elodea. It grows in much of the western United States and Canada.
Full sun to partial shade
At a glance
How do you care for Waterweed?
Waterweed grows best in full sun to partial shade.
What Is the Waterweed?
Waterweed (Elodea bifoliata) belongs to the Hydrocharitaceae family within the Elodea genus.
Waterweed displays a submerged aquatic plant growth habit, reaching up to tall with a spread of approximately . Waterweed produces small, inconspicuous flowers underwater.
What Light Does the Waterweed Need?
Waterweed thrives in full sun to partial shade.
Light Requirement
Full sun to partial shade
What Soil Mix Works Best for a Waterweed?
Nutrient-rich aquatic soil or loamy soil with good drainage. Good drainage is essential for Waterweed to prevent waterlogging, which leads to root rot and fungal issues.
How Do You Repot a Waterweed?
Can remain in the same container indefinitely. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.
How Do You Propagate a Waterweed?
Waterweed can be propagated through division, stem cuttings.
Is the Waterweed Toxic to Pets and Children?
Pet safety not verified
The ASPCA does not list Waterweed, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.
This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.
See all plants toxic to cats and plants toxic to dogs.
What Pests and Diseases Affect the Waterweed?
Waterweed is susceptible to algae, snails. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.
Keep exploring plants
Waterweed is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Elodea genus — compare its care with other Elodea species on PlantoScan.
Elodea is part of the Hydrocharitaceae plant family — browse all Hydrocharitaceae genera and species.
Waterweed thrives in bright light and direct sun — see other bright-light plants.
Related Plant Care Guides
Closely related plants with similar care requirements:
Sources
- Scientific name & taxonomy: Elodea bifoliata H.St.John, family Hydrocharitaceae (first published in Res. Stud. Washington State Univ. 30: 23 (1962)) — World Flora Online record, IPNI name record.
- Pet toxicity: Pet safety not verified: the ASPCA does not list Waterweed, so we can't confirm whether it is safe for cats and dogs. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
- Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.
Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.
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